{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smartphone+application+use&page=2",
    "query": {
      "intervention": "Smartphone application use",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smartphone+application+use&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-18T10:35:36.668Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT02724462",
      "title": "Trial of An Innovative Smartphone Intervention for Smoking Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "Smartphone-delivered Intervention (SmartQuit)",
          "type": "BEHAVIORAL"
        },
        {
          "name": ": Smartphone-delivered Intervention (Standard of care app)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2503,
      "start_date": "2017-05-27",
      "completion_date": "2019-12-27",
      "has_results": true,
      "last_update_posted_date": "2021-01-05",
      "last_synced_at": "2026-09-18T10:35:36.668Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02724462"
    },
    {
      "nct_id": "NCT04808479",
      "title": "Effectiveness of a CBT-based mHealth Intervention Targeting MOUD Retention, Adherence, and Opioid Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid-use Disorder"
      ],
      "interventions": [
        {
          "name": "imFREE mCBT",
          "type": "BEHAVIORAL"
        },
        {
          "name": "mHealth ED",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 210,
      "start_date": "2019-12-10",
      "completion_date": "2026-06-15",
      "has_results": false,
      "last_update_posted_date": "2026-07-07",
      "last_synced_at": "2026-09-18T10:35:36.668Z",
      "location_count": 1,
      "location_summary": "Tarzana, California",
      "locations": [
        {
          "city": "Tarzana",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04808479"
    },
    {
      "nct_id": "NCT03271086",
      "title": "Relaxation Breathing Training for Children",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress Disorder",
        "Biofeedback"
      ],
      "interventions": [
        {
          "name": "The StressEraser",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Breathe2Relax",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Reminder text messages",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boston Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "6 Years to 11 Years"
      },
      "enrollment_count": 0,
      "start_date": "2020-10",
      "completion_date": "2021-12",
      "has_results": false,
      "last_update_posted_date": "2020-11-17",
      "last_synced_at": "2026-09-18T10:35:36.668Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03271086"
    },
    {
      "nct_id": "NCT07794631",
      "title": "Strategies to Transform Kidney Care and Improve Pursuit of Transplant",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Disease",
        "Kidney Transplant",
        "Deceased Donor Kidney Transplant",
        "Living Donor Kidney Transplantation",
        "Chronic Kidney Disease (Stages 3b-5)"
      ],
      "interventions": [
        {
          "name": "Digital Health Integration",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Training for Early Transplant Access and Support",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Kidney Health Mobile Health (mHealth) Application",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The Methodist Hospital Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5000,
      "start_date": "2022-08-15",
      "completion_date": "2027-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-09-18T10:35:36.668Z",
      "location_count": 1,
      "location_summary": "Pasadena, California",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07794631"
    },
    {
      "nct_id": "NCT04508153",
      "title": "Pelvic Floor Muscle Training With a Digital Therapeutic Device to Standard Exercises for Stress Urinary Incontinence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress Urinary Incontinence"
      ],
      "interventions": [
        {
          "name": "Leva Pelvic Digital Health System",
          "type": "DEVICE"
        },
        {
          "name": "Kegel exercises",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Renovia, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 100 Years · Female only"
      },
      "enrollment_count": 369,
      "start_date": "2020-10-01",
      "completion_date": "2021-09-01",
      "has_results": false,
      "last_update_posted_date": "2021-12-09",
      "last_synced_at": "2026-09-18T10:35:36.668Z",
      "location_count": 3,
      "location_summary": "Birmingham, Alabama • Irvine, California • Albuquerque, New Mexico",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04508153"
    },
    {
      "nct_id": "NCT02921503",
      "title": "Topical Corticosteroid App",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Topical Corticosteroid, Topical, Medication, Utilization"
      ],
      "interventions": [
        {
          "name": "mobile topical corticosteroid app",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 13,
      "start_date": "2017-06-05",
      "completion_date": "2018-06-01",
      "has_results": false,
      "last_update_posted_date": "2018-08-15",
      "last_synced_at": "2026-09-18T10:35:36.668Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02921503"
    },
    {
      "nct_id": "NCT06629454",
      "title": "Digital Incentive Spirometry Adherence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pulmonary Function",
        "Incentive Spirometry",
        "Patient Adherence",
        "Lung Resection",
        "Thoracic Surgery"
      ],
      "interventions": [
        {
          "name": "Adherence to digital incentive spirometer in the postop period after major chest surgery.",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2024-12-27",
      "completion_date": "2025-07-31",
      "has_results": true,
      "last_update_posted_date": "2025-10-20",
      "last_synced_at": "2026-09-18T10:35:36.668Z",
      "location_count": 6,
      "location_summary": "Cherry Hill, New Jersey • Berwyn, Pennsylvania • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Cherry Hill",
          "state": "New Jersey"
        },
        {
          "city": "Berwyn",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06629454"
    },
    {
      "nct_id": "NCT05440903",
      "title": "Mindfulness Training for Smoking Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Headspace",
          "type": "BEHAVIORAL"
        },
        {
          "name": "TEDTalk",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 213,
      "start_date": "2020-12-08",
      "completion_date": "2023-05-31",
      "has_results": false,
      "last_update_posted_date": "2023-09-07",
      "last_synced_at": "2026-09-18T10:35:36.668Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05440903"
    },
    {
      "nct_id": "NCT06629883",
      "title": "Resistance Exercise and Peer Support with Bands/balls and Digital Support Among Women with Polycystic Ovary Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Polycystic Ovary Syndrome (PCOS)"
      ],
      "interventions": [
        {
          "name": "REPS w/BANDS",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 10,
      "start_date": "2022-06-01",
      "completion_date": "2023-05-31",
      "has_results": false,
      "last_update_posted_date": "2024-10-08",
      "last_synced_at": "2026-09-18T10:35:36.668Z",
      "location_count": 1,
      "location_summary": "Columbia, South Carolina",
      "locations": [
        {
          "city": "Columbia",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06629883"
    },
    {
      "nct_id": "NCT04887922",
      "title": "Preoperative and Postoperative Incentive Spirometry in Patients Undergoing Major Abdominal Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Abdominal Surgery"
      ],
      "interventions": [
        {
          "name": "MIR Spirobank G",
          "type": "DEVICE"
        },
        {
          "name": "ZEPHYRx®",
          "type": "DEVICE"
        },
        {
          "name": "Conventional spirometer",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2022-05-03",
      "completion_date": "2022-12-27",
      "has_results": true,
      "last_update_posted_date": "2023-05-17",
      "last_synced_at": "2026-09-18T10:35:36.668Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04887922"
    }
  ]
}